Proteus Flight # 184 21 July, 2002 Aircraft takeoff/landing times (GMT): 1804/2315 Payload instruments power on/off times (GMT): NAST-I 1829/2243 NAST-M 1757/2310 FIRSC 1807/2310 RSP 1812/2259 POLDER N/A; instrument on aircraft but failed to initialize